DE69404021D1 - Low pressure discharge lamp and manufacturing method of a low pressure discharge lamp - Google Patents

Low pressure discharge lamp and manufacturing method of a low pressure discharge lamp

Info

Publication number
DE69404021D1
DE69404021D1 DE69404021T DE69404021T DE69404021D1 DE 69404021 D1 DE69404021 D1 DE 69404021D1 DE 69404021 T DE69404021 T DE 69404021T DE 69404021 T DE69404021 T DE 69404021T DE 69404021 D1 DE69404021 D1 DE 69404021D1
Authority
DE
Germany
Prior art keywords
low pressure
discharge lamp
pressure discharge
manufacturing
lamp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69404021T
Other languages
German (de)
Other versions
DE69404021T2 (en
Inventor
Pieter Cornelis Ooms
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of DE69404021D1 publication Critical patent/DE69404021D1/en
Publication of DE69404021T2 publication Critical patent/DE69404021T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
DE69404021T 1993-12-24 1994-12-15 Low pressure discharge lamp and manufacturing method of a low pressure discharge lamp Expired - Fee Related DE69404021T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301462A BE1007913A3 (en) 1993-12-24 1993-12-24 Low-pressure discharge lamp and method for manufacturing a low-pressure discharge lamp.

Publications (2)

Publication Number Publication Date
DE69404021D1 true DE69404021D1 (en) 1997-08-07
DE69404021T2 DE69404021T2 (en) 1998-01-08

Family

ID=3887683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69404021T Expired - Fee Related DE69404021T2 (en) 1993-12-24 1994-12-15 Low pressure discharge lamp and manufacturing method of a low pressure discharge lamp

Country Status (6)

Country Link
US (1) US5557170A (en)
EP (1) EP0660361B1 (en)
JP (1) JPH07211287A (en)
BE (1) BE1007913A3 (en)
DE (1) DE69404021T2 (en)
ES (1) ES2105499T3 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675214A (en) * 1994-09-21 1997-10-07 U.S. Philips Corporation Low-pressure discharge lamp having hollow electrodes
US5722549A (en) * 1996-05-22 1998-03-03 Osram Sylvania Inc. Closed-loop tubular lamp envelope and method of manufacture
CH691097A5 (en) * 1997-02-17 2001-04-12 Em Microelectronic Marin Sa wafer comprising optoelectronic circuits and the wafer inspection process.
KR20040020978A (en) * 2001-08-06 2004-03-09 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Low-pressure gas discharge lamps
KR101123454B1 (en) * 2004-12-24 2012-03-26 엘지디스플레이 주식회사 Fluorescent lamp, manufacturing method thereof and backlight unit having the same
US7985004B1 (en) 2008-04-30 2011-07-26 Genlyte Thomas Group Llc Luminaire
US7972036B1 (en) 2008-04-30 2011-07-05 Genlyte Thomas Group Llc Modular bollard luminaire louver
KR20100003321A (en) * 2008-06-24 2010-01-08 삼성전자주식회사 Light emitting element, light emitting device comprising the same, and fabricating method of the light emitting element and the light emitting device
JP2010205577A (en) * 2009-03-04 2010-09-16 Ushio Inc Method of lighting light source device
US8040078B1 (en) 2009-06-09 2011-10-18 Koninklijke Philips Electronics N.V. LED dimming circuit
US8188664B1 (en) * 2010-11-16 2012-05-29 General Electric Company Compact high intensity discharge lamp with textured outer envelope
US8585238B2 (en) 2011-05-13 2013-11-19 Lsi Industries, Inc. Dual zone lighting apparatus
USD657087S1 (en) 2011-05-13 2012-04-03 Lsi Industries, Inc. Lighting

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717781A (en) * 1969-09-19 1973-02-20 Sylvania Electric Prod Aperture fluorescent lamp having uniform surface brightness
NL171756C (en) * 1972-11-25 1983-05-02 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP AND METHOD FOR THE MANUFACTURE THEREOF.
US4080545A (en) * 1976-12-27 1978-03-21 Xerox Corporation Sodium vapor lamp with emission aperture
DE3888706T2 (en) * 1987-01-28 1994-09-22 Mitsubishi Electric Corp Process for applying identification marks on cathode ray tubes.
US5116272A (en) * 1990-07-03 1992-05-26 Gte Products Corporation Method and apparatus for forming apertures in fluorescent lamps

Also Published As

Publication number Publication date
US5557170A (en) 1996-09-17
DE69404021T2 (en) 1998-01-08
EP0660361B1 (en) 1997-07-02
ES2105499T3 (en) 1997-10-16
JPH07211287A (en) 1995-08-11
EP0660361A1 (en) 1995-06-28
BE1007913A3 (en) 1995-11-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee